JPS62180660U - - Google Patents
Info
- Publication number
- JPS62180660U JPS62180660U JP7045086U JP7045086U JPS62180660U JP S62180660 U JPS62180660 U JP S62180660U JP 7045086 U JP7045086 U JP 7045086U JP 7045086 U JP7045086 U JP 7045086U JP S62180660 U JPS62180660 U JP S62180660U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- oil
- weir
- lower body
- fuel pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Reciprocating Pumps (AREA)
Description
図はこの考案の実施例を示し、第１図はダイア
フラム式燃料ポンプの縦断面図、第２図ないし第
６図はうず巻状パイプとオイル吸入口との接続部
の各種詳細図、第７図ないし第９図はオイル吐出
口の各種詳細図、第１０図はオイル噴出口の詳細
図、第１１図および第１２図はうず巻状パイプの
別の各実施例の縦断面図である。
１……カム、２……ロツカー・アーム、３……
プル・ロツド、５……ロワ・ボデー、６……ダイ
アフラム、１０……空気室、１１……オイル室、
１４……吸入口、１７……吐出口、２１……オイ
ル噴出口、２２……うず巻状パイプ、２４……オ
イル吸入口、２５……堰、２６……オイル吐出口
。
The figures show an embodiment of this invention, in which Fig. 1 is a longitudinal sectional view of a diaphragm fuel pump, Figs. 2 to 6 are various detailed views of the connection between the spiral pipe and the oil inlet, and Fig. 7 9 to 9 are various detailed views of the oil discharge port, FIG. 10 is a detailed view of the oil jet port, and FIGS. 11 and 12 are longitudinal sectional views of other embodiments of the spiral pipe. 1...cam, 2...Rotzker arm, 3...
Pull rod, 5...lower body, 6...diaphragm, 10...air chamber, 11...oil chamber,
14... Suction port, 17... Discharge port, 21... Oil spout port, 22... Spiral pipe, 24... Oil suction port, 25... Weir, 26... Oil discharge port.
Claims (1)
により、ロツカー・アームを揺動し、プル・ロツ
ドを介してダイアフラムを上下動させ、燃料吸入
口と吐出口を開閉して燃料の供給を行なうダイア
フラム式燃料ポンプであつて、前記ダイアフラム
の片側の空気室にオイル噴出口を有するうず巻状
パイプを設け、前記パイプの入口端部をオイル室
との境をなすロワ・ボデーに設けたオイル吸入口
に接続し、かつ前記ロワ・ボデーの内面に堰を設
け、その底部に前記オイル室に連通するオイル吐
出口を設けたことを特徴とするダイアフラム式燃
料ポンプ。 A cam that rotates in synchronization with the rotation of the internal combustion engine swings the rocker arm, moves the diaphragm up and down via the pull rod, and supplies fuel by opening and closing the fuel intake and discharge ports. A diaphragm type fuel pump, in which a spiral pipe having an oil spout is provided in an air chamber on one side of the diaphragm, and an inlet end of the pipe is provided in a lower body bordering the oil chamber. A diaphragm type fuel pump, characterized in that a weir is provided on the inner surface of the lower body, and an oil discharge port that communicates with the oil chamber is provided at the bottom of the weir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7045086U JPS62180660U (en) | 1986-05-09 | 1986-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7045086U JPS62180660U (en) | 1986-05-09 | 1986-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62180660U true JPS62180660U (en) | 1987-11-16 |
Family
ID=30912096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7045086U Pending JPS62180660U (en) | 1986-05-09 | 1986-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62180660U (en) |
-
1986
- 1986-05-09 JP JP7045086U patent/JPS62180660U/ja active Pending